Evans feels the power of superheroes in 'Avengers'

In this photo provided by Disney, Chris Evans, portraying Captain America, left, and Robert Downey Jr., portraying Tony Stark, act in a scene from "Marvel's The Avengers." Facebook fans are getting an early shot to see the all-star superhero tale "The Avengers." Disney's Marvel Studios announced Monday, April 2, 2012, that it will offer advance screenings around the world in cities where "The Avengers" has gained the most fans on Facebook. (AP Photo/Disney, Zade Rosethal)

April 26, 2012 7:11:56 AM PDT

by SANDY COHEN Associated Press

LOS ANGELES - April 26, 2012 --

Chris Evans could feel the power of "The Avengers" from the moment he stepped on set.